dLibra Digital Library Framework

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dLibraDigital Library Framework

• Pawel Gruszczynski, Cezary Mazurek, Stanislaw
  Osinski, Andrzej Swedrzynski
• Poznan Supercomputing and Networking Center

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Plan

• dLibra what it is?
• Electronic publication
• Library organization
• Document versioning
• Access management
• Functionality of dLibra
• Next deliverables

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Digital Library Framework dLibra

• System for multimedia content management and
  e-publishing
• Developed and funded internally by PSNC
• Facilitates main phases of digital publication
  process by supporting three basic roles reader,
  editor and publisher
• Deployed in PSNC in May 2002 for internal
  publications

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dLibra

• Support for digital publication process
• Setting up, accessing andmaintaining a library
  of digital documents of various types
• Manipulating library contents through GUI
  aplications
• Providing users with library content
• Searching
• Browsing

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Electronic publication

• Electronic publication separated and well
  organized unit of content/information
• Scientific paper, report, book, web site, ...
• Structure of electronic publication
• Single file (e.g. PDF, MS Word, ...)
• Set of files (html, jpg, gif,...)

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Electronic publication lifecycle

• Developing electronic document
• Uploading document to the library
• Enabling access to the document for library users
• Modifying electronic document
• Uploading modified files
• Enabling new version for library users
• .....

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Electronic publication lifecycle

• Developing electronic document
• Uploading document to the library
• Enabling access to the document for library users
• Modifying electronic document
• Uploading modified files
• Enabling new version for library users
• .....

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Content organization

• Make the library easy to use for the readers
• Hierarchical library content organization
• Metadata

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dLibra Content organization

• Hierarchical library content organization
• Content management
• Access management

images
Publication 1
Computer networks
dLibra root directory
Grids
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dLibra Metadata

• Multiple, user-defined attribute schemes for
  every entity in the library
• Attribute values stored in multiple languages
• Dublin Core metadata scheme

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Document versioning

• Let the documents develop freely
• Document-level versioning
• Object-level versioning
• Managing subsequent revisions of publications
  objects
• Branching

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dLibra Document versioning
Publicationlevel
Objectslevel(components)
Version 1.1
logo.gif
Version 1.1
Version 1.2
Version 1.1
Version 1.3
Version 1.2
Version 1.21
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Access management

• Make the library easy to manage
• Library-level access management (library
  administration)
• Directory-level access management
• Document-level access management
• Three user roles in dLibra

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Acess management

• Rights Editor enables to alter access rights to
  library objects
• For a publication
• View permits to read all published editions
• Read permits to read all editions
• Manage permits to manage publication
• For a branch
• Edit permits to update and put new files

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dLibra - Functionality

• Readers
• Web-based viewing of selected publications
• Searching and browsing library

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dLibra - Functionality

• Editors
• uploading and retrieving publications or their
  components
• advanced versioning supports managing of
  subsequent revisions of publication objects
  and branching

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dLibra - Functionality

• Publishers
• managing library structure
• publishing and hiding publications, managing
  access rights and library resources

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dLibra Startup screen
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Login
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Publication browser
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New publication wizard
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Download wizard
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Digital Library Framework dLibra

• dLibra - next deliverables
• Control mechanisms for document review and
  acceptance
• Copy protection
• User notifying about changes in particular
  publication
• Content-based publication searching
• Management of interdisciplinary publications
• Extended metadata model
• Supporting open source databases
• Publication editor based on well-defined
  structure (XML/DTD)
• DTD and stylesheet editor

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dLibraDigital Library Framework

• Pawel Gruszczynski, Cezary Mazurek, Stanislaw
  Osinski, Andrzej Swedrzynskidlibra_at_man.poznan.pl
  
• Poznan Supercomputing and Networking Center